> I have an Ubuntu 18.04 system. What is the easiest way to run all
of my virtual machines with a low priority? Say a "nice" level of 15.
You can use the <vcpusched> (and related elements) to control
the schedular nice level up or down
https://libvirt.org/formatdomain.html#elementsCPUTuning
Thanks for your quick answer.
I took at look at that documentation, but I did not quite understand it. It talks about
vCPUs and how they are scheduled. My guess is that it is all
about how those virtual CPUs are scheduled against each other.
However, I wanted to lower the priority of all virtual machines against other processes on
the host system.
Regards,
rdiez